BR112017003178A2 - non-oriented electromagnetic steel sheet and method for manufacturing it - Google Patents

non-oriented electromagnetic steel sheet and method for manufacturing it

Info

Publication number
BR112017003178A2
BR112017003178A2 BR112017003178A BR112017003178A BR112017003178A2 BR 112017003178 A2 BR112017003178 A2 BR 112017003178A2 BR 112017003178 A BR112017003178 A BR 112017003178A BR 112017003178 A BR112017003178 A BR 112017003178A BR 112017003178 A2 BR112017003178 A2 BR 112017003178A2
Authority
BR
Brazil
Prior art keywords
less
steel sheet
electromagnetic steel
manufacturing
oriented electromagnetic
Prior art date
Application number
BR112017003178A
Other languages
Portuguese (pt)
Other versions
BR112017003178B1 (en
Inventor
Nakajima Hiroaki
Nakanishi Tadashi
Okubo Tomoyuki
Oda Yoshihiko
Original Assignee
Jfe Steel Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jfe Steel Corp filed Critical Jfe Steel Corp
Publication of BR112017003178A2 publication Critical patent/BR112017003178A2/en
Publication of BR112017003178B1 publication Critical patent/BR112017003178B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the heat treatment(s) being of interest
    • C21D8/1272—Final recrystallisation annealing
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D6/00—Heat treatment of ferrous alloys
    • C21D6/008—Heat treatment of ferrous alloys containing Si
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
    • C21D8/1222—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
    • C21D8/1233—Cold rolling
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/001—Ferrous alloys, e.g. steel alloys containing N
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14775—Fe-Si based alloys in the form of sheets
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/14766—Fe-Si based alloys
    • H01F1/14791—Fe-Si-Al based alloys, e.g. Sendust
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/16—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Soft Magnetic Materials (AREA)

Abstract

trata-se de uma chapa de aço eletromagnética não orientada que tem excepcional reciclabilidade e não passa por instabilidade das características magnéticas quando o teor de al é reduzido em an-tecipação ao reuso da chapa de aço eletromagnética não orientada como sucata de ferro. a composição elementar, expressada em % em massa, é 0,0050% ou menos de c, 1,0% a 4,0% de si, 0,10% a 3,0% de mn, menos que 0,0050% de al sol., mais que 0,01% e até 0,20% de p, 0,0050% ou menos de s, 0,0050% ou menos de n, pelo menos 0,02% e menos que 0,10% de cu e 0,0005% a 0,0100% de ca, sendo que o saldo é fe e impurezas inevitáveis.It is an unoriented electromagnetic steel sheet which has exceptional recyclability and does not experience unstable magnetic characteristics when the al content is reduced in anticipation of reuse of the non-oriented electromagnetic steel sheet as scrap iron. the elemental composition, expressed in% by mass, is 0,0050% or less of c, 1,0% to 4,0% of itself, 0,10% to 3,0% of min, less than 0,0050% more than 0.01% and up to 0.20% w, 0.0050% or less than s, 0.0050% or less than n, at least 0.02% and less than 0.10 % cu and 0.0005% to 0.0100% ca, the balance being fe and unavoidable impurities.

BR112017003178-7A 2014-08-21 2015-08-13 ELECTROMAGNETIC STEEL SHEET NOT ORIENTED AND METHOD FOR MANUFACTURING THE SAME BR112017003178B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2014168691 2014-08-21
JP2014-168691 2014-08-21
PCT/JP2015/004046 WO2016027445A1 (en) 2014-08-21 2015-08-13 Non-oriented electromagnetic steel sheet and method for manufacturing same

Publications (2)

Publication Number Publication Date
BR112017003178A2 true BR112017003178A2 (en) 2017-11-28
BR112017003178B1 BR112017003178B1 (en) 2021-04-13

Family

ID=55350409

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017003178-7A BR112017003178B1 (en) 2014-08-21 2015-08-13 ELECTROMAGNETIC STEEL SHEET NOT ORIENTED AND METHOD FOR MANUFACTURING THE SAME

Country Status (10)

Country Link
US (1) US20170211161A1 (en)
EP (1) EP3184660B1 (en)
JP (1) JP5920548B1 (en)
KR (1) KR101949621B1 (en)
CN (1) CN106574345B (en)
BR (1) BR112017003178B1 (en)
CA (1) CA2956892C (en)
MX (1) MX2017002259A (en)
TW (1) TWI547568B (en)
WO (1) WO2016027445A1 (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101701194B1 (en) * 2015-12-23 2017-02-01 주식회사 포스코 Non-oriented electrical steel sheet and method for manufacturing the same
KR102095142B1 (en) * 2016-01-15 2020-03-30 제이에프이 스틸 가부시키가이샤 Non-oriented electrical steel sheet and production method thereof
WO2018097006A1 (en) * 2016-11-25 2018-05-31 Ｊｆｅスチール株式会社 Non-oriented electrical steel sheet and manufacturing method therefor
CN112154221A (en) 2018-05-21 2020-12-29 杰富意钢铁株式会社 Non-oriented electromagnetic steel sheet and method for producing same
CN110643891B (en) * 2018-06-26 2021-03-12 宝山钢铁股份有限公司 Non-oriented electrical steel plate with excellent magnetic property and manufacturing method thereof
KR102241985B1 (en) * 2018-12-19 2021-04-19 주식회사 포스코 Non-oriented electrical steel sheet and method for manufacturing the same
CN112143963A (en) * 2019-06-28 2020-12-29 宝山钢铁股份有限公司 Non-oriented electrical steel plate with excellent magnetic property and continuous annealing method thereof
CN112143961A (en) * 2019-06-28 2020-12-29 宝山钢铁股份有限公司 Non-oriented electrical steel plate with excellent magnetic property and continuous annealing method thereof
CN112143964A (en) * 2019-06-28 2020-12-29 宝山钢铁股份有限公司 Non-oriented electrical steel plate with extremely low iron loss and continuous annealing process thereof
CN112430780B (en) * 2019-08-26 2022-03-18 宝山钢铁股份有限公司 Cu-containing high-cleanliness non-oriented electrical steel plate and manufacturing method thereof
KR102361872B1 (en) * 2019-12-19 2022-02-10 주식회사 포스코 Non-oriented electrical steel sheet and method for manufacturing the same
EP4137600A1 (en) * 2020-04-16 2023-02-22 Nippon Steel Corporation Non-oriented electromagnetic steel sheet and method for manufacturing same
KR20240098493A (en) 2022-12-21 2024-06-28 주식회사 포스코 Non grain oriented electrical steel sheet and method for menufacturing the same

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KR100395100B1 (en) * 1998-06-16 2003-10-17 주식회사 포스코 Manufacturing method of non-oriented electrical steel sheet with excellent magnetic properties after heat treatment
JP2000219917A (en) * 1999-01-28 2000-08-08 Nippon Steel Corp Production of nonoriented silicon steel sheet high in magnetic flux density and low in core loss
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JP2001271147A (en) * 2000-03-27 2001-10-02 Kawasaki Steel Corp Non-oriented silicon steel sheet excellent in magnetic property
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JP2001348652A (en) * 2000-06-07 2001-12-18 Nkk Corp Nonoriented silicon steel sheet and its production method
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JP4383181B2 (en) * 2004-01-16 2009-12-16 新日本製鐵株式会社 Non-oriented electrical steel sheet with excellent uniformity of magnetic properties in coil and high production yield, and method for producing the same
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KR100973627B1 (en) * 2005-07-07 2010-08-02 수미도모 메탈 인더스트리즈, 리미티드 Non-oriented electromagnetic steel sheet and process for producing the same
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Also Published As

Publication number Publication date
WO2016027445A1 (en) 2016-02-25
BR112017003178B1 (en) 2021-04-13
MX2017002259A (en) 2017-05-03
JPWO2016027445A1 (en) 2017-04-27
EP3184660B1 (en) 2020-03-25
CN106574345A (en) 2017-04-19
EP3184660A1 (en) 2017-06-28
TW201610181A (en) 2016-03-16
CN106574345B (en) 2019-04-23
US20170211161A1 (en) 2017-07-27
TWI547568B (en) 2016-09-01
JP5920548B1 (en) 2016-05-18
CA2956892A1 (en) 2016-02-25
EP3184660A4 (en) 2017-12-27
WO2016027445A8 (en) 2017-01-19
KR20170028437A (en) 2017-03-13
CA2956892C (en) 2020-09-01
KR101949621B1 (en) 2019-02-18

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B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 13/08/2015, OBSERVADAS AS CONDICOES LEGAIS.